/*
XBaseTools
Copyright (C) 2008 Matthew Perry

This library/program is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.

This libary/program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

using System;

namespace BaseTools.Strings
{
	/// <summary>
	/// Character stream
	/// </summary>
	public interface ICharStream
	{
		/// <summary>
		/// Whether there is any more characters left
		/// </summary>
		/// <returns></returns>
		bool Available();
		
		/// <summary>
		/// The next character
		/// </summary>
		/// <returns></returns>
		char Next();
		
		/// <summary>
		/// Moves back a character
		/// </summary>
		void Unread();
	}
}
